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44 lines
1.2 KiB
44 lines
1.2 KiB
/** |
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* @fileoverview Rule to enforce default clauses in switch statements to be last |
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* @author Milos Djermanovic |
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*/ |
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"use strict"; |
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//------------------------------------------------------------------------------ |
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// Rule Definition |
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//------------------------------------------------------------------------------ |
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/** @type {import('../shared/types').Rule} */ |
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module.exports = { |
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meta: { |
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type: "suggestion", |
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docs: { |
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description: "Enforce default clauses in switch statements to be last", |
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recommended: false, |
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url: "https://eslint.org/docs/rules/default-case-last" |
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}, |
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schema: [], |
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messages: { |
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notLast: "Default clause should be the last clause." |
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} |
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}, |
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create(context) { |
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return { |
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SwitchStatement(node) { |
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const cases = node.cases, |
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indexOfDefault = cases.findIndex(c => c.test === null); |
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if (indexOfDefault !== -1 && indexOfDefault !== cases.length - 1) { |
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const defaultClause = cases[indexOfDefault]; |
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context.report({ node: defaultClause, messageId: "notLast" }); |
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} |
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} |
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}; |
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} |
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};
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